Added method to fill ItemPos for parent nonterminal node in SPPF to help with merging later
Added method to fill ItemPos for parent nonterminal node in SPPF to help with merging later

Albiglittle/YaccConstructor,YaccConstructor/YaccConstructor,melentyev/YaccConstructor,nbIxMaN/YaccConstructor,melentyev/YaccConstructor,nbIxMaN/YaccConstructor,YaccConstructor/YaccConstructor,fedorovr/YaccConstructor,RomanBelkov/YaccConstructor,VereshchaginaE/YaccConstructor,RomanBelkov/YaccConstructor,Albiglittle/YaccConstructor,Albiglittle/YaccConstructor,nbIxMaN/YaccConstructor,fedorovr/YaccConstructor,VereshchaginaE/YaccConstructor,sanyaade-g2g-repos/YaccConstructor,sanyaade-g2g-repos/YaccConstructor,sanyaade-g2g-repos/YaccConstructor,melentyev/YaccConstructor,YaccConstructor/YaccConstructor,fedorovr/YaccConstructor,RomanBelkov/YaccConstructor,VereshchaginaE/YaccConstructor